查询词典 measurement

For the radius measurement the autocollimator with converter objective is used.

曲率半径的测量使用带转换透镜的自准直仪。

Autocollimator is a kind of instrument for precise angle measuring, it is predominant in the field of multidimensional and non-contact measurement of tiny angle. It works with the principle of autocollimating and been used in a lot of fields, such as linearity and flatness of precise flat.

中文摘要自准直仪是一种精密角度测量仪器，在实现小角度的多维、非接触测量中具有独特的优点，它利用光学自准直成像的原理来实现在一定范围内测量物体的角度变化量，被广泛应用于导轨平台的直线度、精密平台的平面度等测量领域。

In order to make up for the deficiency that photoelectric autocollimator does not have high resolution and large measuring range at present, an auto-collimation angular measurement method based on imaging grating is presented.

针对目前光电自准直仪难以做到既有高分辨力同时又有大的测量范围的不足，提出一种成像式光栅自准直测角方法。

A discussion is presented on the error compensation of the reflecting planes of polygon s in accurate angular measurement using autocollimator and polygon s.

讨论了利用多面棱体和自准直仪进行精密角度检定时多面棱体工作面偏差的补偿问题，给出了工作面偏差补偿符号的判定方法。

Finally,an autocollimator and a high precise measuring head were used in the measurement of the displacement straighness and the the error of the lifting displacement,respectively.

用自准直平行光管和高精度测量头分别检测了平台的位移直线度和升、降位移误差，实验结果得出，该机构的位移直线度误差小于1，升、降位移误差小于0.02 mm，达到了平台设计要求。

A high-powered infrared autocollimator is adopted to ensure 2 of spatial resolution, a 15GHz oscilloscope is used to capture the laser pulse as narrow as 100ps, and an accurate laser power meter with large dynamic range is used to obtain accurate energy measurement of the laser pulse.

通过引入红外自准直仪使系统的角分辨率达到了2，借助示波器捕获窄达100ps的激光脉冲，高精度、大动态范围的激光能量计可精确测量出激光的能量。

Finally, an autocollimator and a high precise measuring head were used in the measurement of the displacement straighness and the the error of the lifting displacement, respectively. The experiment results show that the error of the displacement straighness is smaller than 1 and the error of the lifting displacement is less than 0.02 mm, which shows that the structure achieves the design desire completely.

用自准直平行光管和高精度测量头分别检测了平台的位移直线度和升、降位移误差，实验结果得出，该机构的位移直线度误差小于1，升、降位移误差小于0.02 mm，达到了平台设计要求。

Methanol ; Diesel Fuel ; Combustion ; Optical Measurement ; Optical Radiation ; Autoignition ; Flame Propagation ; Diesel Engine

甲醇；柴油；燃烧；光学测量；光辐射；自燃；火焰传播；柴油机

The prospects of PSD′s application in optical trigonometry, automatic check and highprecision measurement are discussed.

最后对PSD在光学三角法测量、自动检测以及高精度测量中的应用作了进一步的讨论与展望。

Compared with the traditional method, the system avoids manual operation and manual computation to realize automatic measurement process and increase efficiency and precision.

与传统测量转动惯量方法相比，采用该系统可以避免繁琐的人工计算，使测量过程趋于自动化，从而提高测量效率，并提高了测量精度。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。